Top-Ranked Fine-Grained Categories of hydronephrosis: =>see poetic categories

• renal:pathology,
• renal:lesion,
• renal:condition,
• surgical:lesion,
• anatomical:abnormality,
• renal:abnormality,
• structural:abnormality,
• serious:abnormality,
• serious:condition,
• renal:disorder,
• preexisting:abnormality,
• fetal:abnormality,
• clinical:abnormality,
• pathological:abnormality,
• pathologic:condition,
• pathological:condition,
• significant:abnormality,
• organic:lesion,
• pathologic:lesion,